Inns, F. M. Selection, testing, and evaluation of agricultural machines and equipment : Theory / F.M. Inns. - Rome : Food and Agriculture Organization of the United Nations, 1995. - 68 p. : ill. ; 30 cm. - FAO agricultural services bulletin, 115 . Includes bibliographical references (p. 61). ISBN: 9251036039 Subjects--Topical Terms: Agricultural machinery--Testing.Agricultural machinery--Evaluation.